George r



@with tre-tes mmf ffii),

IMPROVEMENT IN GONSTRUGTION 0F OORRUGATED .SHEET-METAL BOILERS.

ilg' Srlgehultrefsrtei it in time rtitrs utm mit making tart lit-tigt same.

. |30 ALL WHOM 1T MAY OONCERN: i

A Be it known that 1, GEORGE R. MOORE, of Lyons, in the county of Clinton, in the State of Iow, have invented o. new and useful Improvement in Corrugated Boilers; and I do hereby declalelthut the following is a. full and exact description thereof, reference being had to the accompanying drawings, and to the letters of' reference marked thereon. t Figure 1 is a. longitudinal section of a. corrugated copper boiler with my improvement applied.

Figure 2 is an end view of the same.

My invention Vconsists in the alpplication of longitudinal braces, bars, or rods, to sti'en and strengthen boilers endwis'e, made of copper or sheet metal, andjcorrugated diametrically.

A is the surface of the boiler, the heads being omitted es notV essential to show my invention; B B B B, the longitudinalbraces..` The ends of the boiler are designedto be inserted in the usual manner, simply creasing them to receive'thlese braces, or adapting them toany other which maly be used, so Athat they are firmly united with the braces. vp l v Having thus fully described my invention, what I'cla.im therein as new,`.and desire -to lsecure by Letters Patent, is- Y i f i l The longitudinal braces B B B B, Olatheir mechaniculequivulent, in the form oflongitudiual bolts or' bars, substantially in the manner and for the purposes herein set forth. -i I GEO. R. MOORE.V

Witnesses LEWISV GoDLovE, ROBERT R. MILLS. 

